Home / 283,210.30-424,815.45-269,432.20

Finding the Fourth Proportional to 283,210.30, 424,815.45 and 269,432.20

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Solution

The fourth proportional to 283,210.30, 424,815.45 and 269,432.20 is: 404,148.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,210.30 : 424,815.45 = 269,432.20 : x
  2. Step 2: Convert to fraction form
    283,210.30/424,815.45 = 269,432.20/x
  3. Step 3: Cross multiply
    283,210.30x = 424,815.45 × 269,432.20
  4. Step 4: Simplify right side
    283,210.30x = 114,458,961,287.49
  5. Step 5: Solve for x
    x = 114,458,961,287.49/283,210.30
  6. Step 6: Final answer
    x = 404,148.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.